Catnip has a history of human medicinal use for its soothing properties. It has also been known to have a slightly numbing effect. The plant has been consumed as a tea, juice, tincture, infusion or poultice, and has also been smoked.

Cats

Nepeta cataria (and catmints) are mostly known for the behavioral effects they have on cats, not only domestic cats but also big cats.N. cataria is used as a recreational substance for pet cats' enjoyment, and catnip and laced-catnip products designed for use with domesticated cats are available to consumers. Not all cats are affected by catnip.The common behaviors when cats sense the bruised leaves or stems of catnip are rubbing on the plant, rolling on the ground, pawing at it, licking it, chewing it consuming much of the plant followed by drooling, sleepiness, anxiety, leaping about and purring. Some will growl, meow, scratch, or bite the hand holding it. Some cats will eat dried catnip. Often, eating too much can cause cats to be overtly aggressive, typically making them hiss